condition mean min max Control 0.0 0.0 0.0 Nitrogen deficiency 0.0 0.0 0.0 Phosphate deficiency 0.004455811111111111 0.0 0.013367433333333333 Potassium deficiency 0.009594977777777777 0.0 0.028784933333333332 Heat 0.0 0.0 0.0